The teaser for the next episode reveals it to be a tribute to Japanese director, animator, Hayao Miyazaki. It will be an entire episode brimming with references to Studio Ghibli films.
The teaser has glimpses of My Neighbor Totoro, Howl’s Moving Castle, Princess Mononoke, Kiki’s Delivery Service, Spirited Away, well, you get the idea.
The Totoro in Simpsons style, how cool is that?!